Rust

Resolution Scaling

The measured FPS data for Rust with the Intel Core Ultra 5 225 and NVIDIA GeForce GTX 1080 Ti shows a clear pattern: this pairing is heavily GPU-bound at higher resolutions, with the CPU's headroom only becoming apparent at 1080p. Across all four settings presets, the drop from 1920x1080 to 3840x2160 is substantial, ranging from roughly 52% to 60% fewer frames per second.

At Low settings, the system delivers 155 FPS at 1080p, which falls to 107 FPS at 1440p, and then to 63 FPS at 4K. That is a 59% reduction from 1080p to 4K. The Medium preset follows a similar trajectory: 104 FPS at 1080p, 72 FPS at 1440p, and 42 FPS at 4K — a 60% drop overall. High settings produce 88 FPS at 1080p, 61 FPS at 1440p, and 36 FPS at 4K, which is a 59% decline. Ultra settings show the steepest relative scaling: 67 FPS at 1080p, 46 FPS at 1440p, and only 27 FPS at 4K, a 60% reduction.

The consistency of this scaling pattern — every preset losing roughly 60% of its 1080p performance at 4K — strongly indicates that the GTX 1080 Ti is the limiting factor at higher resolutions. The 1440p to 4K transition is particularly punishing, with average FPS roughly halving across all presets. For example, Low goes from 107 FPS at 1440p to 63 FPS at 4K, and Medium from 72 to 42. This is characteristic of a GPU whose memory bandwidth and shading resources are saturated by the pixel count increase, rather than a CPU bottleneck appearing.

At 1080p, the picture is different. The jump from 1080p to 1440p costs about 31% of performance at Low (155 to 107 FPS), but only about 24% at Ultra (67 to 46 FPS). This narrower gap at higher settings suggests that at 1080p Low, the CPU is starting to assert itself, preventing the GPU from fully stretching its legs. The Intel Core Ultra 5 225, with its 10 cores and 10 threads, can push high frame rates, but the GTX 1080 Ti's older Pascal architecture still has enough throughput to keep up reasonably well at 1080p. The data implies that for competitive play at lower settings, the combination is reasonably balanced, but for 4K gaming, the GPU is unequivocally the bottleneck.

CPU Role

The Intel Core Ultra 5 225 is a 10-core, 10-thread processor from the Core Ultra Series 2, built on Arrow Lake architecture at TSMC's 3 nm process. Its base clock is 3.30 GHz with a boost of 4.90 GHz, and it carries 20 MB of shared L3 cache. In synthetic benchmarks, this CPU scores 25,891 in Cinebench R23 multi-core and 3,655 in single-core, placing it in the 85th percentile of all CPUs tested. Its average benchmark score of 36,938 sits nearly exactly on par with the AMD Ryzen 5 5600F, which scores 36,945 (0% delta), and slightly ahead of the AMD Ryzen 5 5500X3D at 37,018 (-0.2% delta).

For Rust specifically, the CPU's role is most visible at 1080p with Low settings, where the system reaches 155 FPS. This high frame rate indicates that the processor can feed frames quickly when the GPU is not overburdened. The 10-core configuration with no hyper-threading is unusual, but Rust's engine historically scales with raw clock speed and a moderate number of cores. The 4.90 GHz boost clock is the key asset here, allowing the CPU to maintain high single-thread performance, which is reflected in the 3,655 Cinebench R23 single-core score. This is critical for Rust's simulation and entity-update workloads, which are often single-thread limited.

However, the data shows that the CPU is not the primary constraint in most measured scenarios. At 4K Ultra, the system drops to 27 FPS, and at 4K High it is 36 FPS. These are far below what the CPU could theoretically support, given its 1080p Low result of 155 FPS. The comparison with the nearest rival CPUs reinforces this: the Ryzen 5 5600F and Ryzen 5 5500X3D have near-identical average scores, but the measured FPS in Rust is determined by the GPU pairing, not by small differences in CPU compute. The Core Ultra 5 225's passmark multithread score of 30,459 and single-thread score of 4,412 indicate a well-rounded part, but in this game at these resolutions, the GPU dominates the performance curve.

GPU Role

The NVIDIA GeForce GTX 1080 Ti is a Pascal-generation card from 2017, built on a 16 nm process with the GP102 chip. It has 3,584 shading units, 224 texture mapping units, and 88 ROPs. Its memory configuration is 11 GB of GDDR5X on a 352-bit bus, providing 484.4 GB/s of bandwidth. Clocks are listed at a base of 1481 MHz and a boost of 1582 MHz. In synthetic testing, the card scores 18,600 in Passmark G3D and 11.34 TFLOPS FP32, which places it in the 58th percentile of all GPUs. Its average benchmark score of 15,548 is nearly matched by the AMD Radeon R9 M380 (15,521, 0.2% delta) and the NVIDIA GeForce RTX 2060 (15,290, 1.7% delta).

The GTX 1080 Ti's age is evident in Rust's measured results. At 4K, even on Low settings, the card only manages 63 FPS, and this drops to 27 FPS at Ultra. The 11 GB VRAM is not the constraint here, as Rust at these settings is unlikely to exceed that capacity, especially at 1080p and 1440p. Instead, the limiting factor is raw shading throughput and memory bandwidth relative to modern demands. The 484.4 GB/s bandwidth is respectable but insufficient for 4K Ultra in a game like Rust, which has heavy draw-call and texture streaming requirements.

The scaling between settings at a fixed resolution illustrates the GPU's workload. At 1080p, the spread from Low (155 FPS) to Ultra (67 FPS) is 88 FPS, showing that the GPU can handle the lower settings with ease but struggles when effects and draw distances increase. At 4K, the same spread is only 36 FPS (63 to 27), meaning the GPU is so saturated that even dropping to Low cannot recover playable frame rates. The 1440p results sit between, with Low at 107 FPS and Ultra at 46 FPS. This behavior is classic for a GPU that is at the end of its useful life for modern titles at high resolutions, but still serviceable for 1080p gaming.

How This Combo Ranks

Among all tested CPU-GPU combinations in this Rust benchmark database, the Intel Core Ultra 5 225 paired with the GTX 1080 Ti ranks 1,608th out of 2,953 combos. That places it in the 54th percentile of all pairings — slightly above the midpoint. This is a modest ranking, reflecting the fact that the GPU is several generations old and limits the overall system potential, despite the modern CPU.

The ranking makes sense when considering the components individually. The CPU sits in the 85th percentile of all CPUs, while the GPU is only in the 58th percentile. The combo rank of 1,608/2,953 is closer to the GPU's percentile than the CPU's, confirming that the graphics card drags the overall performance down. A newer GPU paired with this same CPU would likely rank significantly higher, but the data only reflects this specific pairing.

In practical terms, this ranking means the combo is outclassed by roughly half of all tested systems. For Rust, which is a CPU-intensive game in its server-side simulation, this is a slightly disappointing result because the CPU is capable of more. The 1080p Low result of 155 FPS shows the system can perform well when the GPU is not the bottleneck, but the overall ranking is held back by the 4K and Ultra results, which are poor. If the goal is high-refresh 1080p gaming, this combo achieves it, but for any resolution above 1440p, it will be in the lower half of tested systems.

Settings Recommendations

Based on the measured FPS data, the optimal experience for this combo depends entirely on the target resolution and refresh rate. The data shows a clear hierarchy: Low settings always deliver the highest frame rates, followed by Medium, High, and Ultra in descending order.

For 1080p gaming, the Medium preset is the best balance. It delivers 104 FPS average, with a minimum of 89 FPS and a maximum of 120 FPS. This is comfortably above 60 FPS and close to 100 FPS, which is smooth for most players. High settings at 1080p drop to 88 FPS, which is still playable, but the jump to Medium provides a 16 FPS improvement (about 18% more) for what is likely a minor visual difference in a survival game where visibility matters more than shadows. Ultra at 1080p is 67 FPS, which is playable but not ideal for competitive scenarios.

For 1440p, Medium is again the recommended preset. It yields 72 FPS average, with a 61 FPS minimum and 83 FPS maximum. This is the only 1440p setting that consistently holds above 60 FPS. Low at 1440p hits 107 FPS, which is excellent, but the visual compromise may be too severe for some players. High at 1440p drops to 61 FPS, which is borderline, and Ultra falls to 46 FPS, which is not smooth enough for a fast-paced survival game.

For 4K, the situation is bleak. Low settings produce 63 FPS, which is the only preset that exceeds 60 FPS. Medium drops to 42 FPS, High to 36 FPS, and Ultra to 27 FPS. Even at Low, the 4K experience will have frequent dips below 60 FPS, and the minimum FPS for Medium is 36 FPS. The recommendation for 4K is to use Low settings if 60 FPS is the target, but be prepared for frame drops. Otherwise, consider lowering the resolution to 1440p for a more consistent experience.

Overall, the data suggests that Medium settings at 1080p or 1440p offer the best combination of playability and visual quality. The minimum FPS at Medium (89 at 1080p, 61 at 1440p) indicates that the experience remains fluid even in demanding scenes, which is critical in Rust where sudden player interactions or base raids can cause frame spikes.

Measured FPS Breakdown

The complete measured FPS data for Rust with the Intel Core Ultra 5 225 and NVIDIA GeForce GTX 1080 Ti is as follows:

At 1920x1080, the system achieves an average of 155 FPS on Low settings. No minimum or maximum values are recorded for this preset. Medium settings produce an average of 104 FPS, with a minimum of 89 FPS and a maximum of 120 FPS. High settings yield 88 FPS average, with no min/max recorded. Ultra settings drop to 67 FPS average, with no min/max recorded.

At 2560x1440, Low settings deliver 107 FPS average, with no min/max recorded. Medium settings average 72 FPS, with a minimum of 61 FPS and a maximum of 83 FPS. High settings drop to 61 FPS average, with no min/max recorded. Ultra settings fall to 46 FPS average, with no min/max recorded.

At 3840x2160, Low settings manage 63 FPS average, with no min/max recorded. Medium settings average 42 FPS, with a minimum of 36 FPS and a maximum of 49 FPS. High settings drop to 36 FPS average, with no min/max recorded. Ultra settings bottom out at 27 FPS average, with no min/max recorded.

The pattern across all resolutions is consistent: Low is the fastest, Ultra is the slowest, and the gap between them widens as resolution increases. At 1080p, Low is 88 FPS faster than Ultra (155 vs 67). At 1440p, the gap is 61 FPS (107 vs 46). At 4K, the gap narrows to 36 FPS (63 vs 27), because the GPU is so constrained that even lowering settings cannot fully compensate for the pixel count.

The Medium preset at each resolution provides the most complete data, with min/max values that show the frame time variance. At 1080p Medium, the spread from min to max is 31 FPS (89 to 120). At 1440p Medium, the spread is 22 FPS (61 to 83). At 4K Medium, the spread is 13 FPS (36 to 49). This decreasing variance at higher resolutions indicates that the GPU is consistently saturated, with less headroom for burst performance. Conversely, the larger variance at 1080p suggests that the system has more capacity to respond to scene complexity, which is a sign of a balanced system at that resolution.

For players targeting a locked 60 FPS, only 1080p Low, Medium, and High settings, and 1440p Low and Medium settings achieve this on average. At 4K, only Low settings exceed 60 FPS on average, and it does so narrowly at 63 FPS. The 4K Medium minimum of 36 FPS and 1440p Medium minimum of 61 FPS highlight the importance of the Medium preset as the most consistent option for mid-range resolutions.